JPS62717U - - Google Patents
Info
- Publication number
- JPS62717U JPS62717U JP9406585U JP9406585U JPS62717U JP S62717 U JPS62717 U JP S62717U JP 9406585 U JP9406585 U JP 9406585U JP 9406585 U JP9406585 U JP 9406585U JP S62717 U JPS62717 U JP S62717U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- valve mechanism
- injection pump
- fuel injection
- passage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000446 fuel Substances 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000002828 fuel tank Substances 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims 1
- 239000010687 lubricating oil Substances 0.000 claims 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の一実施例を示す概略構成図、
第２図はエンジン始動時のエア抜き状態を示す平
面図、第３図は第２図の―断面図、第４図は
第３図の―断面図、第５図は第１の弁機構を
示す第１図の―断面図、第６図は同第５図の
―断面図である。
１……燃料噴射ノズル、２……燃料噴射ポンプ
、３……高圧通路、４……燃料戻し通路、５……
燃料タンク、６，７……燃料通路、８，９……燃
料戻し通路、１０……燃料遮断装置、１１……燃
料供給通路、１２……燃料戻し通路、１３……弁
体、１４……ベローズ、１５……スプリング、１
６……ロツク溝、１７……ロツクピン、１８……
ベローズ、１９……スプリング、２０……バイパ
ス、２１，２２……弁体。
FIG. 1 is a schematic configuration diagram showing an embodiment of the present invention;
Figure 2 is a plan view showing the air bleeding state when starting the engine, Figure 3 is a sectional view of Figure 2, Figure 4 is a sectional view of Figure 3, and Figure 5 shows the first valve mechanism. 1, and FIG. 6 is a cross-sectional view of FIG. 5. 1...Fuel injection nozzle, 2...Fuel injection pump, 3...High pressure passage, 4...Fuel return passage, 5...
Fuel tank, 6, 7... Fuel passage, 8, 9... Fuel return passage, 10... Fuel cutoff device, 11... Fuel supply passage, 12... Fuel return passage, 13... Valve body, 14... Bellows, 15...Spring, 1
6...Lock groove, 17...Lock pin, 18...
Bellows, 19...spring, 20...bypass, 21, 22...valve body.
Claims (1)
る燃料供給通路に、エンジンへの潤滑油の圧力低
下で閉状態に切換わる第１の弁機構を設けると共
に、上記燃料供給通路のバイパス路と上記燃料噴
射ポンプとの間を開閉すると共に燃料噴射ポンプ
から燃料タンクへの燃料戻し通路を同時開閉する
第２の弁機構とを具備したことを特徴とする燃料
遮断装置。 A first valve mechanism is provided in the fuel supply passage disposed between the fuel injection pump and the fuel tank, and the first valve mechanism is switched to a closed state when the pressure of lubricating oil to the engine decreases, and a bypass passage of the fuel supply passage is provided. A fuel cutoff device characterized by comprising a second valve mechanism that opens and closes a gap between the fuel injection pump and the fuel return passage from the fuel injection pump to the fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9406585U JPS62717U (en) | 1985-06-20 | 1985-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9406585U JPS62717U (en) | 1985-06-20 | 1985-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62717U true JPS62717U (en) | 1987-01-06 |
Family
ID=30652294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9406585U Pending JPS62717U (en) | 1985-06-20 | 1985-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62717U (en) |
-
1985
- 1985-06-20 JP JP9406585U patent/JPS62717U/ja active Pending
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